/* ============================================
   AppleOnePK - Complete Mobile-Optimized CSS
   Version 3.0 - Fully Responsive
   ============================================ */

/* =============== CSS RESET & BASE =============== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    /* Primary Colors */
    --primary: #0071e3;
    --primary-dark: #0051a3;
    --primary-light: rgba(0, 113, 227, 0.15);
    
    /* Secondary Colors */
    --secondary: #1d1d1f;
    --secondary-light: rgba(29, 29, 31, 0.95);
    
    /* Accent Colors */
    --accent: #ff2d55;
    --accent-light: rgba(255, 45, 85, 0.15);
    
    /* Status Colors */
    --success: #34c759;
    --success-light: rgba(52, 199, 89, 0.15);
    --warning: #ff9500;
    --warning-light: rgba(255, 149, 0, 0.15);
    --danger: #ff3b30;
    --danger-light: rgba(255, 59, 48, 0.15);
    
    /* WhatsApp Colors */
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    
    /* Neutral Colors */
    --light: #f5f5f7;
    --light-gray: #d2d2d7;
    --gray: #86868b;
    --dark-gray: #424245;
    
    /* Backgrounds */
    --bg-dark: #000000;
    --bg-card: rgba(255, 255, 255, 0.08);
    --bg-card-hover: rgba(255, 255, 255, 0.12);
    --bg-overlay: rgba(0, 0, 0, 0.85);
    
    /* Gradients */
    --gradient: linear-gradient(135deg, #0071e3, #00c6ff);
    --gradient-dark: linear-gradient(135deg, #0051a3, #0071e3);
    --gradient-success: linear-gradient(135deg, #34c759, #00d4aa);
    --gradient-warning: linear-gradient(135deg, #ff9500, #ffd600);
    --gradient-accent: linear-gradient(135deg, #ff2d55, #ff375f);
    --gradient-whatsapp: linear-gradient(135deg, #25D366, #128C7E);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(0, 113, 227, 0.4);
    --shadow-whatsapp: 0 4px 20px rgba(37, 211, 102, 0.3);
    
    /* Borders */
    --border: 1px solid rgba(255, 255, 255, 0.12);
    --border-light: 1px solid rgba(255, 255, 255, 0.08);
    --border-dark: 1px solid rgba(255, 255, 255, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
    --z-whatsapp: 1070;
}

/* =============== TYPOGRAPHY =============== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

h1 { 
    font-size: clamp(2.5rem, 5vw, 3.5rem); 
    margin-bottom: var(--space-md);
}

h2 { 
    font-size: clamp(2rem, 4vw, 2.5rem); 
}

h3 { 
    font-size: clamp(1.5rem, 3vw, 1.8rem); 
}

h4 { 
    font-size: clamp(1.25rem, 2.5vw, 1.4rem); 
}

p, li, td, th, input, textarea, select, button {
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

p {
    margin-bottom: var(--space-sm);
    color: var(--gray);
    line-height: 1.7;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover, a:focus {
    color: var(--primary);
    outline: none;
}

.highlight {
    color: var(--primary);
    font-weight: 600;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* =============== PRELOADER =============== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--secondary);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity var(--transition-normal);
}

.apple-loader {
    font-size: 4rem;
    color: var(--primary);
    animation: pulse 2s infinite, spin 3s linear infinite;
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 1; 
    }
    50% { 
        transform: scale(1.1); 
        opacity: 0.8; 
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* =============== NAVIGATION =============== */
.navbar {
    background: rgba(29, 29, 31, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--space-sm) var(--space-lg);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-md);
    border-bottom: var(--border);
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from { 
        transform: translateY(-100%); 
        opacity: 0; 
    }
    to { 
        transform: translateY(0); 
        opacity: 1; 
    }
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 700;
    color: var(--light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    transition: transform var(--transition-normal);
    min-height: 44px;
    min-width: 44px;
    padding: var(--space-xs);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo i {
    color: var(--primary);
    font-size: clamp(1.6rem, 3vw, 2rem);
}

.nav-links {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.nav-link {
    color: var(--light);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    position: relative;
    overflow: hidden;
    min-height: 44px;
    min-width: 44px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.nav-link:hover, .nav-link:focus {
    color: var(--primary);
    background: var(--primary-light);
    outline: none;
}

.admin-btn {
    background: var(--gradient);
    color: white !important;
    padding: 0.6rem 1.5rem;
    border: none;
}

.admin-btn:hover, .admin-btn:focus {
    background: var(--gradient-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    color: white !important;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: var(--border);
    color: var(--light);
    font-size: 1.2rem;
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    min-height: 44px;
    min-width: 44px;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn:hover, .mobile-menu-btn:focus {
    background: var(--bg-card);
    outline: none;
}

/* =============== BUTTONS =============== */
.btn {
    padding: 0.9rem 2rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    min-height: 44px;
    min-width: 44px;
    text-align: center;
    -webkit-tap-highlight-color: transparent;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-normal);
}

.btn:hover::before, .btn:focus::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    border: none;
}

.btn-primary:hover, .btn-primary:focus {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
    outline: none;
}

.btn-success {
    background: var(--success);
    color: white;
    border: none;
}

.btn-success:hover, .btn-success:focus {
    background: #2db54d;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(52, 199, 89, 0.3);
    outline: none;
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline:hover, .btn-outline:focus {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    outline: none;
}

.btn-danger {
    background: var(--accent);
    color: white;
    border: none;
}

.btn-danger:hover, .btn-danger:focus {
    background: #ff1a45;
    transform: translateY(-3px);
    outline: none;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    min-height: 48px;
}

.btn-sm {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    min-height: 40px;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* =============== HERO SECTION =============== */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    min-height: 100vh;
    padding: calc(80px + var(--space-xl)) var(--space-lg) var(--space-xl);
    max-width: 1400px;
    margin: 0 auto;
    gap: var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(0, 113, 227, 0.15), transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.hero-content {
    animation: slideInLeft 1s ease;
}

@keyframes slideInLeft {
    from { 
        transform: translateX(-50px); 
        opacity: 0; 
    }
    to { 
        transform: translateX(0); 
        opacity: 1; 
    }
}

.hero-title {
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--gray);
    margin-bottom: var(--space-lg);
    max-width: 500px;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: var(--border-light);
    transition: all var(--transition-normal);
    flex: 1;
    min-width: 150px;
}

.stat-item:hover {
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.stat-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

/* Hero iPhone */
.hero-iphone {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.iphone-container {
    position: relative;
    width: min(100%, 300px);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0) rotate(0deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(1deg); 
    }
}

.iphone-img {
    width: 100%;
    border-radius: 40px;
    box-shadow: var(--shadow-lg);
    border: 10px solid #000;
    display: block;
}

.iphone-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: radial-gradient(circle at center, rgba(0, 113, 227, 0.25), transparent 70%);
    border-radius: 60px;
    z-index: -1;
    filter: blur(20px);
}

.iphone-badge {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    box-shadow: var(--shadow-md);
    animation: pulse 2s infinite;
    white-space: nowrap;
}

/* =============== WHATSAPP FLOAT BUTTON =============== */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    background: var(--whatsapp);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    box-shadow: var(--shadow-whatsapp);
    z-index: var(--z-whatsapp);
    transition: all var(--transition-normal);
    animation: float 3s ease-in-out infinite;
    font-weight: 600;
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
}

.whatsapp-float:hover, .whatsapp-float:focus {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.5);
    color: white;
    outline: none;
}

.whatsapp-float i {
    font-size: 1.5rem;
}

/* =============== CONTAINERS & SECTIONS =============== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    width: 100%;
}

section {
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-title {
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    color: var(--gray);
    font-size: clamp(0.95rem, 2.5vw, 1.1rem);
    max-width: 600px;
    margin: 0 auto var(--space-lg);
}

/* =============== PRODUCTS SECTION =============== */
.products-section {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    position: relative;
}

.products-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><circle cx="50" cy="50" r="1" fill="%230071e3" opacity="0.1"/></svg>');
    opacity: 0.3;
    pointer-events: none;
    z-index: -1;
}

/* Quick Stats */
.quick-stats {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    flex-wrap: wrap;
}

.quick-stat {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: var(--border-light);
    transition: all var(--transition-normal);
    min-width: 120px;
    justify-content: center;
}

.quick-stat:hover {
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}

.quick-stat i {
    color: var(--success);
}

/* Search Container */
.search-container {
    max-width: 800px;
    margin: var(--space-lg) auto var(--space-xl);
}

.search-box {
    display: flex;
    background: var(--bg-card);
    border-radius: var(--radius-full);
    padding: var(--space-xs);
    border: var(--border);
    gap: var(--space-xs);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
    transform: translateY(-2px);
}

.search-box i {
    padding: 0 var(--space-sm);
    color: var(--gray);
    align-self: center;
    font-size: 1.1rem;
}

.search-box input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--light);
    padding: var(--space-sm);
    font-size: 1rem;
    min-width: 0;
    font-family: inherit;
}

.search-box input:focus {
    outline: none;
}

.search-box input::placeholder {
    color: var(--gray);
    opacity: 0.8;
}

.search-results {
    margin-top: var(--space-sm);
    text-align: center;
    min-height: 24px;
}

.search-result-info {
    background: var(--bg-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    backdrop-filter: blur(10px);
    border: var(--border-light);
    font-size: 0.95rem;
}

.no-results {
    color: var(--accent);
    margin-top: var(--space-xs);
    font-size: 0.9rem;
}

/* Filter Buttons */
.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.filter-btn {
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-card);
    border: var(--border-light);
    border-radius: var(--radius-full);
    color: var(--light);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 500;
    backdrop-filter: blur(10px);
    min-height: 44px;
    min-width: 44px;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.filter-btn:hover:not(.active) {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--gradient);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    backdrop-filter: blur(10px);
    border: var(--border);
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

@keyframes fadeInUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.products-grid .product-card:nth-child(1) { animation-delay: 0.1s; }
.products-grid .product-card:nth-child(2) { animation-delay: 0.2s; }
.products-grid .product-card:nth-child(3) { animation-delay: 0.3s; }
.products-grid .product-card:nth-child(4) { animation-delay: 0.4s; }
.products-grid .product-card:nth-child(5) { animation-delay: 0.5s; }
.products-grid .product-card:nth-child(6) { animation-delay: 0.6s; }

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Badges */
.product-badge {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 1;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.product-badge.approved { 
    background: rgba(52, 199, 89, 0.2);
    color: var(--success);
    border-color: rgba(52, 199, 89, 0.3);
}

.product-badge.nonpta { 
    background: rgba(255, 149, 0, 0.2);
    color: var(--warning);
    border-color: rgba(255, 149, 0, 0.3);
}

.product-badge.jv { 
    background: rgba(255, 45, 85, 0.2);
    color: var(--accent);
    border-color: rgba(255, 45, 85, 0.3);
}

.featured-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    background: var(--gradient-warning);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    box-shadow: 0 3px 15px rgba(255, 149, 0, 0.3);
}

/* Sold Overlay */
.sold-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: bold;
    color: var(--accent);
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-family: 'Inter', sans-serif;
}

/* Product Image - FIXED FOR MOBILE */
.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(255,255,255,0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    border-bottom: var(--border-light);
    flex-shrink: 0;
}

.product-image img {
    max-width: 85%;
    max-height: 85%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
    border-radius: 8px;
    display: block;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.3));
}

/* For placeholder images */
.product-image img[src*="placeholder"],
.product-image img[src*="via.placeholder.com"] {
    width: 80%;
    height: 80%;
    object-fit: contain;
    opacity: 0.8;
    filter: grayscale(0.2);
}

/* Image overlay */
.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-sm);
    opacity: 0;
    transition: opacity var(--transition-normal);
    padding: var(--space-lg);
    z-index: 1;
}

.product-card:hover .image-overlay {
    opacity: 1;
}

.image-overlay button {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    border: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    cursor: pointer;
    transition: all var(--transition-normal);
    min-width: 160px;
    justify-content: center;
    min-height: 44px;
    font-size: 0.95rem;
    -webkit-tap-highlight-color: transparent;
}

.quick-view {
    background: var(--gradient);
    color: white;
}

.whatsapp-quick {
    background: var(--whatsapp);
    color: white;
}

.image-overlay button:hover, .image-overlay button:focus {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    outline: none;
}

/* Product Info */
.product-info {
    padding: var(--space-lg);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-name {
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 3em;
    line-height: 1.4;
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.spec {
    font-size: 0.85rem;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: var(--bg-card);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    border: var(--border-light);
    white-space: nowrap;
}

.spec i {
    font-size: 0.8rem;
}

.status {
    font-weight: 600;
}

.status.available { color: var(--success); }
.status.sold { color: var(--accent); }

.product-description {
    color: var(--gray);
    font-size: 0.9rem;
    margin: var(--space-sm) 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

/* Product Price */
.product-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: var(--border-light);
    gap: var(--space-sm);
}

.price-info {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    flex: 1;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.sold-price {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
}

.product-actions {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.btn-inquiry {
    padding: var(--space-xs) var(--space-sm);
    background: var(--whatsapp);
    border: none;
    border-radius: var(--radius-full);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 600;
    transition: all var(--transition-normal);
    font-size: 0.9rem;
    min-height: 44px;
    min-width: 44px;
    flex: 1;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.btn-inquiry:hover, .btn-inquiry:focus {
    background: #1da851;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
    outline: none;
}

.btn-quick-view {
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-card);
    border: var(--border-light);
    border-radius: var(--radius-full);
    color: var(--light);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.9rem;
    min-height: 44px;
    min-width: 44px;
    flex: 1;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.btn-quick-view:hover, .btn-quick-view:focus {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    outline: none;
}

/* No Products */
.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: var(--border);
    backdrop-filter: blur(10px);
}

.no-products-icon {
    margin-bottom: var(--space-lg);
}

.no-products-icon i {
    color: var(--primary);
    animation: pulse 2s infinite;
}

/* Load More */
.load-more-container {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: var(--border);
}

.product-count {
    color: var(--gray);
    margin-top: var(--space-sm);
    font-size: 0.9rem;
}

/* =============== WHATSAPP SECTION =============== */
.whatsapp-section {
    background: var(--gradient-whatsapp);
    padding: var(--space-2xl) var(--space-lg);
    margin: var(--space-2xl) 0;
    border-radius: var(--radius-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.whatsapp-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    opacity: 0.5;
    z-index: 1;
}

.whatsapp-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.whatsapp-icon {
    animation: pulse 2s infinite;
}

.whatsapp-icon i {
    color: white;
    filter: drop-shadow(0 5px 15px rgba(0, 0, 0, 0.2));
}

.whatsapp-text {
    max-width: 600px;
    text-align: left;
}

.whatsapp-text h2 {
    color: white;
    margin-bottom: var(--space-sm);
}

.whatsapp-text p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-lg);
}

/* =============== ABOUT SECTION =============== */
.about-section {
    padding: var(--space-2xl) var(--space-lg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.feature {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: var(--border);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.feature:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-sm);
    font-size: 1.5rem;
    color: var(--primary);
    transition: all var(--transition-normal);
}

.feature:hover .feature-icon {
    background: var(--gradient);
    color: white;
    transform: scale(1.1);
}

.about-image {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: var(--border);
    display: block;
    height: auto;
}

.image-caption {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    margin-top: var(--space-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    backdrop-filter: blur(10px);
    border: var(--border-light);
    max-width: 100%;
    text-align: center;
}

/* Contact Info */
.contact-info {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-top: var(--space-xl);
    border: var(--border);
    backdrop-filter: blur(10px);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    border: var(--border-light);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(10px);
}

.contact-item i {
    color: var(--primary);
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
    word-break: break-all;
}

.contact-item a:hover, .contact-item a:focus {
    color: var(--primary-dark);
    text-decoration: underline;
    outline: none;
}

/* =============== TESTIMONIALS SECTION =============== */
.testimonials-section {
    padding: var(--space-2xl) var(--space-lg);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

.testimonial-card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: var(--border);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover);
}

.testimonial-content {
    position: relative;
    padding-bottom: var(--space-lg);
    margin-bottom: var(--space-lg);
    border-bottom: var(--border-light);
    flex-grow: 1;
}

.testimonial-content i {
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: var(--space-sm);
    opacity: 0.5;
}

.testimonial-content p {
    color: var(--light);
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
    flex-shrink: 0;
}

.testimonial-author h4 {
    margin-bottom: 0.3rem;
}

.testimonial-author span {
    color: var(--gray);
    font-size: 0.9rem;
}

.testimonial-cta {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: var(--border);
}

/* =============== MODALS =============== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    padding: var(--space-sm);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--secondary);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(50px);
    transition: transform var(--transition-normal);
    -webkit-overflow-scrolling: touch;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--bg-card);
    border: var(--border);
    color: var(--light);
    cursor: pointer;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 1;
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
}

.modal-close:hover, .modal-close:focus {
    background: var(--accent);
    color: white;
    transform: rotate(90deg);
    outline: none;
}

/* Product Modal */
.modal-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.modal-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image img {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: var(--border);
    display: block;
}

.modal-price {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary);
    margin: var(--space-sm) 0;
}

.modal-specs {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin: var(--space-lg) 0;
    border: var(--border);
}

.spec-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    padding-bottom: var(--space-sm);
    border-bottom: var(--border-light);
}

.spec-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.spec-item i {
    color: var(--primary);
    width: 30px;
    flex-shrink: 0;
}

.modal-description {
    margin: var(--space-lg) 0;
}

.modal-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

.modal-actions .btn {
    flex: 1;
    min-width: 150px;
}

/* WhatsApp Modal */
.whatsapp-modal {
    text-align: center;
    padding: var(--space-sm);
}

.whatsapp-options {
    margin: var(--space-lg) 0;
}

.whatsapp-option {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: rgba(37, 211, 102, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-sm);
    text-decoration: none;
    color: var(--light);
    transition: all var(--transition-normal);
    border: 1px solid rgba(37, 211, 102, 0.2);
    -webkit-tap-highlight-color: transparent;
}

.whatsapp-option:hover, .whatsapp-option:focus {
    background: rgba(37, 211, 102, 0.2);
    color: var(--light);
    transform: translateX(10px);
    border-color: rgba(37, 211, 102, 0.3);
    outline: none;
}

.whatsapp-option i:first-child {
    color: var(--whatsapp);
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    background: rgba(37, 211, 102, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.whatsapp-option i:last-child {
    margin-left: auto;
    color: var(--gray);
    opacity: 0;
    transition: opacity var(--transition-normal);
    flex-shrink: 0;
}

.whatsapp-option:hover i:last-child, 
.whatsapp-option:focus i:last-child {
    opacity: 1;
}

.whatsapp-option div {
    text-align: left;
    flex: 1;
    min-width: 0;
}

.whatsapp-option strong {
    display: block;
    margin-bottom: 0.2rem;
    font-size: 1rem;
}

.whatsapp-option span {
    display: block;
    color: var(--gray);
    font-size: 0.9rem;
    word-break: break-all;
}

.whatsapp-tip {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(255, 193, 7, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-lg);
    border: 1px solid rgba(255, 193, 7, 0.2);
}

.whatsapp-tip i {
    color: var(--warning);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.whatsapp-tip p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--warning);
    text-align: left;
}

/* Loading & Error Modals */
.loading-modal, .error-modal {
    text-align: center;
    padding: var(--space-xl);
}

.loading-modal .apple-loader {
    margin-bottom: var(--space-lg);
}

.error-modal i {
    color: var(--accent);
    margin-bottom: var(--space-sm);
    font-size: 3rem;
}

/* =============== FOOTER =============== */
.footer {
    background: rgba(29, 29, 31, 0.95);
    padding: var(--space-2xl) var(--space-lg) var(--space-sm);
    margin-top: var(--space-2xl);
    border-top: var(--border);
    backdrop-filter: blur(20px);
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    max-width: 1400px;
    margin: 0 auto;
}

.footer-section h3, .footer-section h4 {
    margin-bottom: var(--space-lg);
    color: var(--light);
}

.footer-section h3 i {
    color: var(--primary);
    margin-right: var(--space-xs);
}

.footer-section p {
    color: var(--gray);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.footer-section a {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gray);
    text-decoration: none;
    margin-bottom: var(--space-xs);
    transition: all var(--transition-fast);
    padding: var(--space-xs) 0;
    min-height: 44px;
}

.footer-section a:hover, .footer-section a:focus {
    color: var(--primary);
    transform: translateX(5px);
    outline: none;
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--light);
    transition: all var(--transition-normal);
    border: var(--border-light);
    -webkit-tap-highlight-color: transparent;
}

.social-links a:hover, .social-links a:focus {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
    border-color: transparent;
    outline: none;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    margin-top: var(--space-xl);
    border-top: var(--border-light);
    color: var(--gray);
    font-size: 0.9rem;
}

/* =============== ADMIN STYLES =============== */
.admin-login {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-lg);
    background: linear-gradient(135deg, #0f2027, #203a43);
}

.login-container {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    width: 100%;
    max-width: 400px;
    text-align: center;
    border: var(--border);
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.6s ease;
}

.login-header {
    margin-bottom: var(--space-lg);
}

.login-header i {
    color: var(--primary);
    margin-bottom: var(--space-sm);
    font-size: 3rem;
}

.login-form {
    text-align: left;
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--light);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.07);
    border: var(--border);
    border-radius: var(--radius-md);
    color: var(--light);
    font-size: 1rem;
    transition: all var(--transition-normal);
    font-family: inherit;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
    background: rgba(255, 255, 255, 0.1);
}

.login-note {
    margin-top: var(--space-lg);
    padding: var(--space-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    border: var(--border-light);
    text-align: center;
}

.login-note code {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: monospace;
    color: var(--primary);
    font-size: 0.9rem;
}

/* Admin Dashboard */
.admin-dashboard {
    padding: calc(80px + var(--space-lg)) var(--space-lg) var(--space-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.admin-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.admin-tabs {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-card);
    border: var(--border);
    border-radius: var(--radius-full);
    color: var(--light);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 500;
    backdrop-filter: blur(10px);
    min-height: 44px;
    min-width: 44px;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.tab-btn:hover:not(.active) {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: var(--gradient);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tab-content.active {
    display: block;
}

/* Cards */
.card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    border: var(--border);
    margin-bottom: var(--space-lg);
}

.card h2 {
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: clamp(1.5rem, 3vw, 1.8rem);
}

/* Forms */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.product-form select,
.product-form textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.07);
    border: var(--border);
    border-radius: var(--radius-md);
    color: var(--light);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-normal);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.product-form select:focus,
.product-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
    background: rgba(255, 255, 255, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.5;
}

.file-upload {
    border: 2px dashed rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    min-height: 150px;
}

.file-upload:hover, .file-upload:focus {
    border-color: var(--primary);
    background: rgba(0, 113, 227, 0.1);
    outline: none;
}

.file-upload i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: var(--border);
    background: rgba(255, 255, 255, 0.03);
    -webkit-overflow-scrolling: touch;
}

.products-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 1000px;
}

.products-table th,
.products-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: var(--border-light);
    vertical-align: middle;
}

.products-table th {
    font-weight: 600;
    background: rgba(255, 255, 255, 0.05);
    color: var(--light);
    position: sticky;
    top: 0;
    white-space: nowrap;
}

.products-table tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

.table-img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: var(--border-light);
    display: block;
}

.status-badge {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
    white-space: nowrap;
}

.status-badge.approved { background: var(--success-light); color: var(--success); }
.status-badge.non-pta { background: var(--warning-light); color: var(--warning); }
.status-badge.jv { background: var(--accent-light); color: var(--accent); }

.status-select {
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    border: none;
    color: white;
    font-weight: 600;
    cursor: pointer;
    min-width: 120px;
    font-size: 0.9rem;
    font-family: inherit;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    text-align: center;
}

.status-select.available { background: var(--success); }
.status-select.sold { background: var(--accent); }

.toggle-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: var(--border);
    background: rgba(255, 255, 255, 0.1);
    color: var(--gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
}

.toggle-btn.active {
    background: var(--success);
    color: white;
    border-color: transparent;
}

.toggle-btn:hover, .toggle-btn:focus {
    transform: scale(1.1);
    outline: none;
}

.action-buttons {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.btn-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
}

.btn-icon.edit {
    background: var(--primary-light);
    color: var(--primary);
    border: 1px solid rgba(0, 113, 227, 0.3);
}

.btn-icon.delete {
    background: var(--accent-light);
    color: var(--accent);
    border: 1px solid rgba(255, 45, 85, 0.3);
}

.btn-icon:hover, .btn-icon:focus {
    transform: scale(1.1);
    box-shadow: var(--shadow-sm);
    outline: none;
}

.btn-icon.edit:hover, .btn-icon.edit:focus {
    background: var(--primary);
    color: white;
}

.btn-icon.delete:hover, .btn-icon.delete:focus {
    background: var(--accent);
    color: white;
}

/* Statistics */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.stat-card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: var(--border);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-card-hover);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto var(--space-lg);
    transition: all var(--transition-normal);
}

.stat-icon.total { background: var(--primary-light); color: var(--primary); }
.stat-icon.available { background: var(--success-light); color: var(--success); }
.stat-icon.sold { background: var(--accent-light); color: var(--accent); }
.stat-icon.revenue { background: var(--warning-light); color: var(--warning); }

.stat-card:hover .stat-icon {
    transform: scale(1.1);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-top: var(--space-xs);
    color: var(--light);
    line-height: 1;
}

.stats-details {
    margin-top: var(--space-lg);
    width: 100%;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    border-bottom: var(--border-light);
    color: var(--light);
    font-size: 0.95rem;
}

.stat-row:last-child {
    border-bottom: none;
}

/* Bulk Actions */
.bulk-actions {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    border: var(--border);
    backdrop-filter: blur(10px);
    animation: slideInDown 0.3s ease;
}

.bulk-form {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    align-items: center;
    margin-top: var(--space-sm);
}

#bulkActionSelect {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    border: var(--border);
    min-width: 200px;
    font-family: inherit;
    font-size: 1rem;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

#bulkStatus {
    margin-top: var(--space-sm);
    font-size: 0.9em;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* Checkboxes */
.product-checkbox {
    transform: scale(1.3);
    cursor: pointer;
    accent-color: var(--primary);
    min-height: 20px;
    min-width: 20px;
}

#selectAllCheckbox {
    transform: scale(1.3);
    cursor: pointer;
    accent-color: var(--primary);
    min-height: 20px;
    min-width: 20px;
}

/* Alerts */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: slideInDown 0.5s ease;
    backdrop-filter: blur(10px);
    border: 1px solid transparent;
}

.alert-success {
    background: rgba(52, 199, 89, 0.15);
    border-color: rgba(52, 199, 89, 0.3);
    color: var(--success);
}

.alert-danger {
    background: rgba(255, 45, 85, 0.15);
    border-color: rgba(255, 45, 85, 0.3);
    color: var(--accent);
}

/* =============== ANIMATIONS & UTILITIES =============== */
@keyframes highlight {
    0% { box-shadow: 0 0 0 0 rgba(0, 113, 227, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(0, 113, 227, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 113, 227, 0); }
}

.highlight-search {
    animation: highlight 1s ease;
}

.glow {
    position: relative;
}

.glow::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
    filter: blur(10px);
}

.glow:hover::after {
    opacity: 0.5;
}

/* Utility Classes */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 3rem; }

.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-column {
    display: flex;
    flex-direction: column;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }
.gap-5 { gap: 3rem; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-glow { box-shadow: var(--shadow-glow); }

/* =============== RESPONSIVE DESIGN =============== */
@media (max-width: 1200px) {
    .hero-title { font-size: clamp(2.5rem, 4vw, 3rem); }
    .modal-product { grid-template-columns: 1fr; gap: var(--space-lg); }
}

@media (max-width: 992px) {
    .hero {
        grid-template-columns: 1fr;
        padding: calc(70px + var(--space-lg)) var(--space-lg) var(--space-lg);
        min-height: auto;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .hero-content {
        animation: fadeIn 1s ease;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .whatsapp-content {
        flex-direction: column;
        text-align: center;
        gap: var(--space-lg);
    }
    
    .whatsapp-text {
        text-align: center;
        max-width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    /* =============== NAVIGATION FIX =============== */
    .navbar {
        padding: 0.5rem 1rem;
        height: 60px;
        min-height: 60px;
        display: flex;
        align-items: center;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: var(--z-fixed);
    }
    
    .nav-container {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: relative;
        padding: 0;
        margin: 0;
    }
    
    .logo {
        font-size: 1.2rem;
        padding: 0.5rem;
        margin: 0;
        z-index: 1002;
        position: relative;
        background: transparent;
        display: flex;
        align-items: center;
        height: 44px;
    }
    
    .logo i {
        font-size: 1.4rem;
    }
    
    /* Mobile Menu Button */
    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border: var(--border);
        border-radius: var(--radius-sm);
        background: var(--bg-card);
        z-index: 1002;
        position: relative;
        margin: 0;
        padding: 0;
    }
    
    /* Navigation Links */
    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: 0;
        background: rgba(29, 29, 31, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 0;
        border-top: var(--border);
        box-shadow: var(--shadow-lg);
        overflow: hidden;
        transition: all 0.3s ease;
        z-index: var(--z-dropdown);
        display: flex !important;
        visibility: hidden;
        opacity: 0;
    }
    
    .nav-links.active {
        height: auto;
        max-height: calc(100vh - 60px);
        padding: 1rem;
        visibility: visible;
        opacity: 1;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .nav-link {
        width: 100%;
        padding: 1rem;
        text-align: left;
        border-radius: var(--radius-md);
        margin: 0.25rem 0;
        background: rgba(255, 255, 255, 0.05);
        border: var(--border-light);
        justify-content: flex-start;
        display: flex;
        align-items: center;
    }
    
    .nav-link:hover, .nav-link:focus {
        background: rgba(255, 255, 255, 0.1);
    }
    
    .admin-btn {
        margin-top: 0.5rem;
        order: 1;
        background: var(--gradient);
        color: white !important;
        justify-content: center;
    }
    
    /* Nav Overlay */
    .nav-overlay {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(5px);
        z-index: calc(var(--z-dropdown) - 1);
    }
    
    .nav-overlay.active {
        display: block;
    }
    
    /* Prevent body scroll when menu open */
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }
    
    /* =============== HERO SECTION =============== */
    .hero {
        padding-top: calc(60px + 2rem);
        grid-template-columns: 1fr;
        text-align: center;
        min-height: auto;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
        padding: 0;
        margin-bottom: 1.5rem;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 0.75rem;
        margin: 1.5rem 0;
        flex-wrap: wrap;
    }
    
    .stat-item {
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
        min-width: calc(50% - 0.75rem);
        flex: 0 1 calc(50% - 0.75rem);
        box-sizing: border-box;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .btn {
        width: 100%;
        max-width: 100%;
        justify-content: center;
        padding: 1rem;
    }
    
    .iphone-container {
        width: 220px;
        margin-top: var(--space-sm);
    }
    
    /* Products */
    .products-section {
        padding: var(--space-xl) var(--space-sm);
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .section-subtitle {
        font-size: 0.9rem;
        padding: 0;
    }
    
    .search-box {
        flex-direction: column;
        gap: var(--space-sm);
        padding: var(--space-sm);
    }
    
    .search-box input {
        width: 100%;
        min-width: auto;
        padding: var(--space-sm);
        font-size: 16px; /* Prevent iOS zoom */
    }
    
    .filter-buttons {
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: var(--space-sm);
        margin: 0 calc(-1 * var(--space-sm));
        padding-left: var(--space-sm);
        -webkit-overflow-scrolling: touch;
    }
    
    .filter-btn {
        white-space: nowrap;
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.9rem;
        flex-shrink: 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
        padding: 0;
    }
    
    .product-card {
        margin: 0;
        border-radius: var(--radius-lg);
    }
    
    .product-image {
        height: 200px;
        padding: var(--space-md);
    }
    
    .product-info {
        padding: var(--space-md);
    }
    
    .product-name {
        font-size: 1.1rem;
        min-height: auto;
    }
    
    .product-price {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: stretch;
    }
    
    .product-actions {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .btn-inquiry, .btn-quick-view {
        width: 100%;
        justify-content: center;
    }
    
    /* WhatsApp Float */
    .whatsapp-float {
        bottom: var(--space-md);
        right: var(--space-md);
        padding: var(--space-sm);
        font-size: 0;
    }
    
    .whatsapp-float i {
        font-size: 1.8rem;
        margin: 0;
    }
    
    /* Admin Dashboard */
    .admin-dashboard {
        padding: calc(70px + var(--space-md)) var(--space-sm) var(--space-md);
    }
    
    .admin-header {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: stretch;
    }
    
    .admin-info {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }
    
    .admin-tabs {
        overflow-x: auto;
        margin: 0 calc(-1 * var(--space-sm));
        padding: 0 var(--space-sm);
        -webkit-overflow-scrolling: touch;
    }
    
    .tab-btn {
        white-space: nowrap;
        padding: var(--space-xs) var(--space-md);
        font-size: 0.9rem;
        flex-shrink: 0;
    }
    
    .card {
        padding: var(--space-md);
        margin: 0 calc(-1 * var(--space-sm));
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .table-container {
        margin: 0 calc(-1 * var(--space-sm));
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    
    .products-table th,
    .products-table td {
        padding: var(--space-sm);
        font-size: 0.85rem;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .btn-icon {
        width: 32px;
        height: 32px;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .feature {
        padding: var(--space-md);
    }
    
    .contact-info {
        padding: var(--space-md);
    }
    
    .contact-item {
        padding: var(--space-sm);
        font-size: 0.9rem;
    }
    
    /* Testimonials */
    .testimonials-section {
        padding: var(--space-xl) var(--space-sm);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .testimonial-card {
        padding: var(--space-md);
    }
    
    /* Footer */
    .footer {
        padding: var(--space-xl) var(--space-sm) var(--space-sm);
        text-align: center;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .footer-section {
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    /* Modals */
    .modal-content {
        margin: var(--space-sm);
        padding: var(--space-md);
        max-height: 85vh;
        width: calc(100% - 2rem);
    }
    
    .modal-close {
        top: var(--space-xs);
        right: var(--space-xs);
        width: 35px;
        height: 35px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.3rem; }
    h4 { font-size: 1.1rem; }
    
    .hero-title { font-size: 1.7rem; }
    .hero-subtitle { font-size: 0.9rem; }
    
    .btn {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.9rem;
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
    
    section {
        padding: var(--space-xl) var(--space-sm);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-stats {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-sm);
    }
    
    .quick-stat {
        width: 100%;
        justify-content: center;
    }
    
    .filter-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    .admin-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
        justify-content: center;
    }
}

/* iOS Specific Fixes */
@supports (-webkit-touch-callout: none) {
    .hero {
        min-height: -webkit-fill-available;
    }
    
    .modal-content {
        max-height: -webkit-fill-available;
    }
    
    .nav-links {
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    .whatsapp-float {
        bottom: max(var(--space-md), env(safe-area-inset-bottom));
    }
}

/* Print Styles */
@media print {
    .navbar,
    .whatsapp-float,
    .hero-buttons,
    .filter-buttons,
    .search-container,
    .modal-overlay,
    .testimonials-section,
    .footer,
    .image-overlay,
    .mobile-menu-btn {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
        font-size: 12pt;
    }
    
    .hero, .products-section, .about-section {
        padding: 1rem !important;
        margin: 0 !important;
    }
    
    .product-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        color: black !important;
        background: white !important;
    }
    
    a {
        color: black !important;
        text-decoration: underline;
    }
    
    .btn {
        display: none !important;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary: #0051a3;
        --accent: #cc0000;
        --success: #006600;
    }
    
    .border, .border-light, .border-dark {
        border-color: currentColor;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    /* Already dark mode optimized */
}